Correctly adjust location of comment

Submitted by: Ben Laurie <ben@links.org>

crypto/rand/randfile.c

@@ -128,10 +128,10 @@ int RAND_load_file(const char *file, long bytes)
 			n = BUFSIZE;
 		i=fread(buf,1,n,in);
 		if (i <= 0) break;
-		/* even if n != i, use the full array */
 #ifdef PURIFY
 		RAND_add(buf,i,(double)i);
 #else
+		/* even if n != i, use the full array */
 		RAND_add(buf,n,(double)i);
 #endif
 		ret+=i;